feat(17-04): menu plugin admin with registry types, URL checks and tree reorder

- golem15.menu plugin, tables golem15_menu_menus and golem15_menu_menu_entries with the PHP columns plus a nullable url_pattern (D-02)
- MenuEntry BeforeSave ports PHP beforeSave: nest columns 0, menu from the parent, sort_order after the menu's last
- entry type dropdown: url, divider and the signpost registry types; reference depends on type through signpost.ReferenceOptions
- URL scheme allowlist (errors.url_scheme), target _self or _blank, menu and parent cycle checks
- menu filter, toolbar reorder/create/delete and config_reorder.yaml partitioned by menu
- navigation Menus with Menus and Menu entries, permission golem15.menu.manage_menu, en and pl phrasebooks
- TestMenuAdminSmoke

controllers/menus/config_form.yaml

@@ -0,0 +1,25 @@
+# ===================================
+#  Form Behavior Config
+# ===================================
+
+# Record name
+name: golem15.menu::lang.models.menu.label
+
+# Model Form Field configuration
+form: ~/plugins/golem15/menu/models/menu/fields.yaml
+
+# Model Class name
+modelClass: Golem15\Menu\Models\Menu
+
+# Default redirect location
+defaultRedirect: golem15/menu/menus
+
+# Create page
+create:
+    redirect: golem15/menu/menus/update/:id
+    redirectClose: golem15/menu/menus
+
+# Update page
+update:
+    redirect: golem15/menu/menus
+    redirectClose: golem15/menu/menus

controllers/menus/config_list.yaml

@@ -0,0 +1,39 @@
+# ===================================
+#  List Behavior Config
+# ===================================
+
+# Model List Column configuration
+list: ~/plugins/golem15/menu/models/menu/columns.yaml
+
+# Model Class name
+modelClass: Golem15\Menu\Models\Menu
+
+# List Title
+title: golem15.menu::lang.models.menu.label_plural
+
+# Link URL for each record
+recordUrl: golem15/menu/menus/update/:id
+
+# Message to display if the list is empty
+noRecordsMessage: backend::lang.list.no_records
+
+# Records to display per page
+recordsPerPage: 20
+
+# Options to provide the user when selecting how many records to display per page
+perPageOptions: [20, 40, 80, 100, 120]
+
+# Displays the list column set up button
+showSetup: true
+
+# Displays the sorting link on each column
+showSorting: true
+
+# Display checkboxes next to each record
+showCheckboxes: true
+
+# Toolbar: the PHP list_toolbar partial held create and delete selected
+toolbar:
+    buttons: [create, delete]
+    search:
+        prompt: backend::lang.list.search_prompt